Question

And
1.simplify:
2+ (-2/3)+(-4/5)
2. The sum of two numbers is -23/8. if one of the numbers is 5/9, what is the other number?​

Answer 1

$\huge\underbrace{Answer}$

The property used is

$\bold\red{Commutative \: law}$

$\huge\fbox\purple{a+b=b+a}$